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Title:
FLUORESCENT CHARACTER DISPLAY TUBE
Document Type and Number:
Japanese Patent JPS60146436
Kind Code:
A
Abstract:

PURPOSE: To omit a throughhole layer having bad influence on luminous efficiency or the like by collectively forming a throughhole and a segment in an anode segment.

CONSTITUTION: A conductive layer 2 is screen-printed on an insulated substrate 1 while further printing an insulating layer 4 on the segment except the throughhole part. Next, a throughhole layer and a segment layer are collectively formed by screen printing while using graphite paste. Thereon a phosphor layer 6 is formed for setting up an anode substrate 7. Said anode substrate 7 is furnished with a grid electrode 8, filaments 9 and a cover glass 10 for being set up in a phosphor display tube after being subjected to exhaust process.


Inventors:
AKAGI KAZUNARI
TANAKA KOUZOU
Application Number:
JP63984A
Publication Date:
August 02, 1985
Filing Date:
January 06, 1984
Export Citation:
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Assignee:
NIPPON ELECTRIC KAGOSHIMA LTD
International Classes:
H01J29/08; H01J31/15; (IPC1-7): H01J29/08
Domestic Patent References:
JPS5463669A1979-05-22
Attorney, Agent or Firm:
Uchihara Shin



 
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